I tried to Dyno my car today...
#1
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Rennlist Member
Joined: Jun 2003
Posts: 3,050
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From: SF Bay Area (East Bay)
I tried to Dyno my car today...
OK, so I tried to Dyno my Supercharged car today, but we had some problems. First off, has anyone with a Tiptronic dyno'd their car and if so how?
I brought it to the Dyno place, hooked it up and ran it. The results were terrible. It seems that with a Tiptronic there is a built in torque converter? Something was happening that did not allow my car to show it's full power. In fact the Dyno result came in lower than a stock C2 would have. I guess the car senses the front tires not moving and cuts some of the power for safety reasons?
I do not have PSM so that wasn't the issue. Does anyone know how to Dyno a Tip?
I brought it to the Dyno place, hooked it up and ran it. The results were terrible. It seems that with a Tiptronic there is a built in torque converter? Something was happening that did not allow my car to show it's full power. In fact the Dyno result came in lower than a stock C2 would have. I guess the car senses the front tires not moving and cuts some of the power for safety reasons?
I do not have PSM so that wasn't the issue. Does anyone know how to Dyno a Tip?
#4
Thread Starter
Rennlist Member
Joined: Jun 2003
Posts: 3,050
Likes: 826
From: SF Bay Area (East Bay)
This is from Loren at Renntech.org...
Here is an excerpt from a TT TSB on dynos:
If the vehicle is run on a two-wheel roller dynamometer, sufficient inner-cooling cannot be ensured. As a result, boost air temperatures reach excessive values. This will lead to loss of engine power and damage to the engine due to overheating.
The considerable amount of heat generated may damage the transmission. The significant amount of slip at the wheels caused by the high power output may lead to incorrect output measurements and damage the tires.
Note: Tire damage may not be immediately recognizable.
http://www.renntech.org/forums/index...topic=2894&hl=
Here is an excerpt from a TT TSB on dynos:
If the vehicle is run on a two-wheel roller dynamometer, sufficient inner-cooling cannot be ensured. As a result, boost air temperatures reach excessive values. This will lead to loss of engine power and damage to the engine due to overheating.
The considerable amount of heat generated may damage the transmission. The significant amount of slip at the wheels caused by the high power output may lead to incorrect output measurements and damage the tires.
Note: Tire damage may not be immediately recognizable.
http://www.renntech.org/forums/index...topic=2894&hl=
#5
Originally Posted by Itzkirb
This is from Loren at Renntech.org...
Here is an excerpt from a TT TSB on dynos:
If the vehicle is run on a two-wheel roller dynamometer, sufficient inner-cooling cannot be ensured. As a result, boost air temperatures reach excessive values. This will lead to loss of engine power and damage to the engine due to overheating.
The considerable amount of heat generated may damage the transmission. The significant amount of slip at the wheels caused by the high power output may lead to incorrect output measurements and damage the tires.
Note: Tire damage may not be immediately recognizable.
http://www.renntech.org/forums/index...topic=2894&hl=
Here is an excerpt from a TT TSB on dynos:
If the vehicle is run on a two-wheel roller dynamometer, sufficient inner-cooling cannot be ensured. As a result, boost air temperatures reach excessive values. This will lead to loss of engine power and damage to the engine due to overheating.
The considerable amount of heat generated may damage the transmission. The significant amount of slip at the wheels caused by the high power output may lead to incorrect output measurements and damage the tires.
Note: Tire damage may not be immediately recognizable.
http://www.renntech.org/forums/index...topic=2894&hl=